Collagen type IX alpha 2 chain

mammalian protein found in Homo sapiens
Protein protein Q21102501
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Collagen type IX alpha 2 chain

Summary

Collagen type IX alpha 2 chain is a protein[1]. It draws 1 Wikipedia views per month (protein category, ranking #155 of 987).[2]

Key Facts

  • Collagen type IX alpha 2 chain's instance of is recorded as protein[3].
  • Collagen type IX alpha 2 chain's UniProt protein ID is recorded as Rho Puppis[4].
  • Collagen type IX alpha 2 chain's part of is recorded as collagen triple helix repeat, protein family[5].
  • Collagen type IX alpha 2 chain's has part is recorded as Collagen triple helix repeat[6].
  • Collagen type IX alpha 2 chain's RefSeq protein ID is recorded as NP_001843[7].
  • Collagen type IX alpha 2 chain's RefSeq protein ID is recorded as XP_006710428[8].
  • Collagen type IX alpha 2 chain's RefSeq protein ID is recorded as XP_011539017[9].
  • Collagen type IX alpha 2 chain's RefSeq protein ID is recorded as XP_011539018[10].
  • Collagen type IX alpha 2 chain's RefSeq protein ID is recorded as XP_011539019[11].
  • Collagen type IX alpha 2 chain's RefSeq protein ID is recorded as XP_016855821[12].
  • Collagen type IX alpha 2 chain's RefSeq protein ID is recorded as XP_016855822[13].
  • Collagen type IX alpha 2 chain's Freebase ID is recorded as /m/03gy74c[14].
  • Collagen type IX alpha 2 chain's molecular function is recorded as extracellular matrix structural constituent conferring tensile strength[15].
  • Collagen type IX alpha 2 chain's molecular function is recorded as extracellular matrix structural constituent[16].
  • Collagen type IX alpha 2 chain's molecular function is recorded as extracellular matrix structural constituent conferring tensile strength[17].
  • Collagen type IX alpha 2 chain's molecular function is recorded as extracellular matrix structural constituent conferring tensile strength[18].
  • Collagen type IX alpha 2 chain's cell component is recorded as extracellular region[19].
  • Collagen type IX alpha 2 chain's cell component is recorded as endoplasmic reticulum lumen[20].
  • Collagen type IX alpha 2 chain's cell component is recorded as collagen[21].
  • Collagen type IX alpha 2 chain's cell component is recorded as collagen type IX trimer[22].
  • Collagen type IX alpha 2 chain's cell component is recorded as collagen type IX trimer[23].
  • Collagen type IX alpha 2 chain's cell component is recorded as basement membrane[24].
  • Collagen type IX alpha 2 chain's cell component is recorded as extracellular space[25].
  • Collagen type IX alpha 2 chain's cell component is recorded as extracellular matrix[26].
  • Collagen type IX alpha 2 chain's cell component is recorded as collagen-containing extracellular matrix[27].

Why It Matters

Collagen type IX alpha 2 chain draws 1 Wikipedia views per month (protein category, ranking #155 of 987).[2] It is known by 5 alternative names across languages and contexts.[28]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . Q905695. Retrieved . wikidata.org.
  2. [4] . Q905695. Retrieved . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  5. [7] . Q20641742. Retrieved . wikidata.org.
  6. [8] . Q20641742. Retrieved . wikidata.org.
  7. [9] . Q20641742. Retrieved . wikidata.org.
  8. [10] . Q20641742. Retrieved . wikidata.org.
  9. [11] . Q20641742. Retrieved . wikidata.org.
  10. [12] . Q20641742. Retrieved . wikidata.org.
  11. [13] . Q20641742. Retrieved . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . Collagen type IX from human cartilage: a structural profile of intermolecular cross-linking sites. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  14. [16] . Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  15. [17] . Extracellular matrix signatures of human primary metastatic colon cancers and their metastases to liver.. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  16. [18] . Extracellular matrix signatures of human primary metastatic colon cancers and their metastases to liver.. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  17. [19] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  18. [20] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  19. [21] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  20. [22] . Identification of novel pro-alpha2(IX) collagen gene mutations in two families with distinctive oligo-epiphyseal forms of multiple epiphyseal dysplasia.. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  21. [23] . Identification of novel pro-alpha2(IX) collagen gene mutations in two families with distinctive oligo-epiphyseal forms of multiple epiphyseal dysplasia.. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  22. [24] . Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  23. [25] . Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  24. [26] . Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  25. [27] . Extracellular matrix signatures of human primary metastatic colon cancers and their metastases to liver.. Retrieved . ebi.ac.uk. Provenance: wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Collagen type IX alpha 2 chain. Retrieved May 3, 2026, from https://4ort.xyz/entity/collagen-type-ix-alpha-2-chain
MLA “Collagen type IX alpha 2 chain.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/collagen-type-ix-alpha-2-chain.
BibTeX @misc{4ortxyz_collagen-type-ix-alpha-2-chain_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Collagen type IX alpha 2 chain}}, year = {2026}, url = {https://4ort.xyz/entity/collagen-type-ix-alpha-2-chain}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Collagen type IX alpha 2 chain — https://4ort.xyz/entity/collagen-type-ix-alpha-2-chain (retrieved 2026-05-03)

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